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A: -4 < x < -3B: -2 < x < 0C: 0 < x < 2D: none of the above

A: -4 < x < -3B: -2 < x < 0C: 0 < x < 2D: none of the above-example-1

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To know if a function decreases we have to move from left to right along the x-axis.

If we move to the right along the x-axis and the value of y (vertical) decreases, the function decreases.

So, for this graph:

-4-20

So, correct option is A: -4 < x < -3

User Mehmet Taha Meral
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